Last stocked
October 20, 2025
Plants on record
7
Since 2020
Species recorded
2
Average size
5.5 in
Elevation
9,408.9 ft
Common questions
- What fish are at San Gregorio Lake?
- Fishing San Gregorio Lake is most likely to be for Cutthroat Trout. Cutthroat Trout accounts for 4 of 7 plants on record, ahead of Rainbow Trout. Cutthroat Trout was last stocked October 20, 2025, averaging 1.9 in. Rainbow Trout was last stocked May 28, 2020, averaging 10.3 in.
- When is San Gregorio Lake stocked?
- Last stocked October 20, 2025. It is stocked about 1.2 times a year since 2020, most often in May and October. The first plant of the year usually falls in the first week of October. In 2025 it was October 20, 2025, later than usual. No plants recorded in 2023.
- How big are the fish stocked at San Gregorio Lake?
- Stocked fish average 5.5 in. Cutthroat Trout average 1.9 in. Rainbow Trout average 10.3 in.
- Which lakes near San Gregorio Lake were stocked more recently?
- Fenton Lake (12.8 mi), San Antonio River (18.6 mi), Jemez River East Fork (18.6 mi), Chama River (below Abiquiu) (26.4 mi), and Chama River (blw El Vado) (38.9 mi) were stocked more recently. Fenton Lake is also stocked with Rainbow Trout and Cutthroat Trout, San Antonio River is also stocked with Rainbow Trout and Cutthroat Trout, Jemez River East Fork is also stocked with Cutthroat Trout, Chama River (below Abiquiu) is also stocked with Rainbow Trout and Cutthroat Trout, and Chama River (blw El Vado) is also stocked with Rainbow Trout and Cutthroat Trout.
How San Gregorio Lake is stocked
The first plant of the year usually falls in the first week of October. In 2025 it was October 20, 2025, later than usual.
No plants recorded in 2023.
Fenton Lake (12.8 mi), San Antonio River (18.6 mi), Jemez River East Fork (18.6 mi), Chama River (below Abiquiu) (26.4 mi), and Chama River (blw El Vado) (38.9 mi) were stocked more recently. Fenton Lake is also stocked with Rainbow Trout and Cutthroat Trout, San Antonio River is also stocked with Rainbow Trout and Cutthroat Trout, Jemez River East Fork is also stocked with Cutthroat Trout, Chama River (below Abiquiu) is also stocked with Rainbow Trout and Cutthroat Trout, and Chama River (blw El Vado) is also stocked with Rainbow Trout and Cutthroat Trout.
Fish at San Gregorio Lake
Fishing San Gregorio Lake is most likely to be for Cutthroat Trout. Cutthroat Trout accounts for 4 of 7 plants on record, ahead of Rainbow Trout.
Cutthroat Trout 4 plants
- Plants
- 4 of 7
- Last stocked
- October 20, 2025
- Average length
- 1.9 in
Rainbow Trout 3 plants
- Plants
- 3 of 7
- Last stocked
- May 28, 2020
- Average length
- 10.3 in
Fish stocked per year
- 5,8682020
- 1,0812021
- 9,9402022
- 10,5352024
- 10,0002025
Stocking history
| Date | Species | Quantity | Avg. length | Source |
|---|---|---|---|---|
| October 20, 2025 | Cutthroat Trout | 10,000 | 1.8 in | report |
| October 21, 2024 | Cutthroat Trout | 10,535 | 2.1 in | report |
| November 9, 2022 | Cutthroat Trout | 9,940 | 2 in | report |
| September 16, 2021 | Cutthroat Trout | 1,081 | 1.6 in | report |
| May 28, 2020 | Rainbow Trout | 1,328 | 11.4 in | report |
| May 28, 2020 | Rainbow Trout | 2,287 | 9.7 in | report |
| May 28, 2020 | Rainbow Trout | 2,253 | 9.8 in | report |
Species stocked here
Depth-by-season, top lures, and bait notes for each species stocked here are on its own species guide, linked above.
Nearest lakes
- Fenton Lake (12.8 mi, last stocked June 23, 2026)
- San Antonio River (18.6 mi, last stocked June 16, 2026)
- Jemez River East Fork (18.6 mi, last stocked October 21, 2025)
- Chama River (below Abiquiu) (26.4 mi, last stocked September 14, 2026)
- Chama River (blw El Vado) (38.9 mi, last stocked September 16, 2026)